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Mansion House Plans – Browse 1000’s of Grand, Statement-Making Designs

Why Mansion House Plans Deliver the Ultimate in Space, Elegance, and Prestige

Find Your Dream house

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Plan Price
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Browse stunning mansion house plans and find your dream design! Explore luxurious floor plans
Actively Updated Catalog — January 2026 updates across 400+ homes, including refined images and unified primary architectural styles.

Found 2,906 House Plans!

  • Front elevation of a three-story Coastal Beach House with elevated foundation, wraparound decks, white railings, and seaside architecture

    9-1056 HOUSE PLAN – Coastal House Plan – 7-Bed, 5-Bath, 5,693 SF – House plan details

  • Rear exterior view of an American Cottage style home with coastal influences, raised foundation, horizontal siding, and full-width elevated deck

    8-2011 HOUSE PLAN – American Cottage Home Plan – 2-Bed, 1-Bath, 1,020 SF – House plan details

  • Front elevation of a Colonial Revival style garage apartment with brick exterior, board and batten gable, Juliet balcony, and traditional carriage garage door

    8-1160 GARAGE PLAN -Colonial Revival House Plan – 1-Bed, 1-Bath, 378 SF – House plan details

  • Front exterior view of a contemporary modern two-story house featuring smooth stucco walls, standing seam metal roof, black-framed windows, and a curved driveway

    20-1818 HOUSE PLAN – Contemporary House Plan – 4-Bed, 4-Bath, 3,800 SF – House plan details

  • Front exterior of a modern farmhouse style luxury home featuring white painted brick, board and batten siding, black windows, and steep gabled rooflines

    20-1208 HOUSE PLAN – Modern Farmhouse House Plan – 5-Bed, 4.5-Bath, 4,000 SF – House plan details

  • Charleston-style Coastal Traditional home with lap siding, courtyard garage, double stacked porches, and classical Southern detailing

    20-1125 HOUSE PLAN – Coastal Traditional Home Plan – 6-Bed, 5-Bath, 3,964 SF – House plan details

  • Front elevation of a Cape Cod coastal traditional house featuring horizontal siding, shingle accents, gabled rooflines, and a covered front porch

    18-2238 HOUSE PLAN – Cape Cod House Plan – 3-Bed, 2.5-Bath, 2,200 SF – House plan details

  • Front elevation of a French Provincial style luxury home featuring brick and stone exterior, steep rooflines, arched windows, and symmetrical design

    18-1842 HOUSE PLAN – French Provincial House Plan – 5-Bed, 5-Bath, 5,617 SF – House plan details

  • Front elevation of an elevated Coastal Beach House with blue lap siding, white trim, covered porches, and standing seam metal roof designed for seaside living

    18-1410 HOUSE PLAN – Coastal House Plan – 6-Bed, 5-Bath, 3,409 SF – House plan details

  • Front exterior of a Colonial Revival style brick home featuring symmetrical Georgian proportions, multi-pane windows, and a covered front porch

    16-1774 HOUSE PLAN – Colonial Revival House Plan – 4-Bed, 5-Bath, 3,997 SF – House plan details

  • Front exterior view of a New American Modern Traditional home with Craftsman details, stone-accented garage, horizontal siding, gabled rooflines, and covered front porch

    16-1733 HOUSE PLAN – New American Home Plan – 4-Bed, 3-Bath, 2,850 SF – House plan details

  • Front elevation of a coastal beach house featuring elevated construction, covered porches, horizontal siding, and symmetrical coastal architecture

    16-1719 HOUSE PLAN – Coastal House Plan – 4-Bed, 3-Bath, 2,600 SF – House plan details

  • Front elevation of a Traditional New American style home featuring a brick exterior, symmetrical façade, arched entry, and refined suburban architecture

    16-1690 HOUSE PLAN – Traditional House Plan – 5-Bed, 4-Bath, 4,500 SF – House plan details

  • Front exterior of a modern coastal farmhouse with white siding, black windows, standing seam metal roof, and expansive covered porch

    16-1651 HOUSE PLAN – Coastal Farmhouse House Plan – 4-Bed, 5-Bath, 3,476 SF – House plan details

  • Front elevation of a New American modern traditional home with horizontal siding, board and batten accents, black shutters, and covered front porch

    16-1430B HOUSE PLAN – New American House Plan – 4-Bed, 3.5-Bath, 3,200 SF – House plan details

What Defines a Mansion House Plan?

The term “mansion” traditionally refers to a residence exceeding 5,000 square feet, often situated on expansive properties. Our mansion house plans not only meet these criteria but go beyond by incorporating thoughtful details such as porte-cocheres, grand foyers, multi-car garages, private guest suites, and entertainment wings.

From Mediterranean villas to Georgian estates, every design prioritizes space, flow, and function while maintaining timeless beauty. And with access to editable floor plans, homeowners can tailor their dream estate to reflect their personal style.

Top Features Found in Our Mansion House Plans

  • Heated square footage starting at 5,000+ sq. ft.
  • Multiple levels, often with finished basements and attic suites
  • Grand entrances with double staircases and multi-story foyers
  • Chef-style gourmet kitchens and butler’s pantries
  • Dedicated home theaters, libraries, wine cellars, and fitness rooms
  • Indoor/outdoor entertaining areas with large decks, porches, and courtyards
  • Primary suites with spa-inspired bathrooms and expansive walk-in closets
  • Guest quarters, in-law suites, or dual owner’s retreats
  • 4–6+ car garages, including RV bays and golf cart storage

Why Choose My Home Floor Plans?

When you purchase mansion house plans from My Home Floor Plans, you receive more than just blueprints—you gain access to exclusive benefits that ensure long-term value:

  • CAD + PDF Files Included: Full editable access for engineers and builders.
  • Unlimited Build License: Use your plan multiple times without additional costs.
  • Structural Engineering Included: All designs meet modern code compliance.
  • Free Foundation Changes: Tailor your plan to slab, crawlspace, or basement foundations.
  • After-Build Photo Previews: See what your finished mansion could look like in real life.
  • Transparent Pricing: With plans starting at less than half the cost of other competitors, we offer the best value in the industry.

Customize Your Mansion to Match Your Vision

Every homeowner has a unique dream. Our customizable house plans allow you to modify any mansion design—whether you need more bedrooms, want to add an elevator, or reconfigure the garage layout. The included CAD files make working with contractors and architects seamless.

Our team also provides modification services at rates that are less than half of industry norms. You can even view all plan sheets before purchasing, ensuring full confidence in your selection.

Popular Mansion Styles and Architecture

Mansion house plans span a wide range of architectural styles. At My Home Floor Plans, we offer:

Smart Design Meets Luxurious Space

While space is abundant in mansion house plans, intelligent design is what makes these layouts truly functional. Features like zoned HVAC systems, private wings, main-floor owner’s suites, and multi-functional floor plans help balance efficiency with opulence. Whether you’re entertaining dozens or enjoying quiet family time, these homes flow beautifully.

Pair Your Mansion with Specialized Features

Mansions often pair well with luxury amenities and specialty spaces. Here are some of our most popular add-ons:

Planning for Lot Size and Footprint

Given their size, mansion house plans require ample lot space. Whether you’re building on a golf course, hillside, or private lakefront property, our advanced search tools let you filter by lot size, square footage, and number of floors. Our experts can also help adjust a plan to better suit your land.

Build with Confidence

Unlike many marketplaces, we’ve already built every plan you see. This eliminates costly surprises during construction and gives you peace of mind from day one. You can also preview every sheet before you purchase—no guessing.

Explore Related Collections

Ready to Get Started?

Building a mansion doesn’t have to mean overpaying for incomplete or outdated plans. At My Home Floor Plans, we deliver quality, affordability, and elegance in every blueprint. Explore our mansion house plans today and bring your grand vision to life.

Explore current luxury home design trends from Architectural Digest.

Contact Us for Assistance

Need help choosing the right mansion house plan? Reach out to our expert team at support@myhomefloorplans.com or use our Contact Page.


Frequently Asked Questions About Mansion House Plans

What qualifies as a mansion house plan?

Typically, any house design exceeding 5,000 square feet with multiple luxurious features—such as multiple suites, home theaters, or grand foyers—is considered a mansion plan.

Are these mansion plans customizable?

Yes, all plans include CAD files and can be modified to suit your specific needs. We also offer modification services at reduced rates.

Can I build the plan more than once?

Absolutely. Every purchase comes with an unlimited-build license—use your mansion design as many times as you’d like.

Do mansion plans come with structural engineering?

Yes. All mansion house plans include structural engineering details that comply with modern codes and are ready for permitting.

Can I view all the plan sheets before I buy?

Yes! We are one of the only providers that let you preview every sheet of your plan package before purchase.

Start designing your dream estate today—browse our full collection of mansion house plans and let your luxury lifestyle begin.